package com.sky.handler;

import com.sky.constant.MessageConstant;
import com.sky.exception.BaseException;
import com.sky.result.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    /**
     * 捕获业务异常
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result exceptionHandler(BaseException ex){
        log.error("异常信息：{}", ex.getMessage());
        return Result.error(ex.getMessage());
    }

    /**
     * 处理异常
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result exceptionHandler(SQLIntegrityConstraintViolationException ex){
        //获取异常信息
        //判定是否包含字符串
        String message = ex.getMessage();
        if (message.contains("Duplicate entry")){
            //返回异常信息
            String[] split = message.split("");
            String username = split[2];
            String msg=username+ MessageConstant.USERNAME_EXISTED;
            return  Result.error(msg);
        }else {
            ex.printStackTrace();
            return  Result.error(MessageConstant.UNKNOWN_ERROR);
        }
    }

//    public  Result exceptionHandler(SQLIntegrityConstraintViolationException ex){
//
//        //获取异常信息
//        //判断是否包含字符串
//        String message = ex.getMessage();
//        if (message.contains("Duplicate entry")){
//
//            //返回异常信息
//            String[] s = message.split(" ");
//            String s1 = s[2];
//            String s2 = s1 + MessageConstant.USERNAME_EXISTED;
//            return Result.error(s2);
//        }else {
//            return  Result.error(MessageConstant.UNKNOWN_ERROR);
//        }

//    }

}
